Cyanide-free silver plating 无氰镀银
free silver detail 银币铸造
free silver movement 自由铸银运动
NKL FREE ANTI SILVER 无叻古银
cyanide-free silver electroplating 无氰镀银
lead free silver conducting paste 无铅银导电浆料
cadmium-free silver brazing solder 无镉银钎料
textPlus SILVER Free Texting 无限自由文本
silver-free 无银
以上来源于: WordNet
N the unlimited minting of silver coins, esp when at a fixed ratio to gold 银币的自由铸造
Do you remember that he had the free silver policy.
你还记得他实行过自由铸造银币政策吗？
Ten typical formulas and some kinds of additives used for cyanide-free silver plating were introduced.
综述了十种典型的无氰镀银工艺配方和无氰镀银所采用的添加剂类型。
A method is proposed to determine free native silver and free silver sulphide in lead-zinc concentrate.
拟定了分离测定铅锌精矿中游离硫化银和游离自然银的方法。
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